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Re^3: comparing two files for duplicate entries

by davido (Cardinal)
on Sep 28, 2006 at 03:49 UTC ( [id://575288]=note: print w/replies, xml ) Need Help??

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  1. or download this
    file1.....

...
test1 ghi
test3 jkl
test3 mno
  2. or download this
    test1 abc ghi
test3 ghi jkl
test3 ghi mno
  3. or download this
    perl -ane '($a,$b)=@F;!$h{$a}?$h{$a}=$b:print"$a $h{$a} $b\n"' file1 f
+ile2

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